Math Dump /sym/6c3138

id=1 · host=fr.findroms.cloud · 2026-10-20 03:41Z

det| 7 6 ; 7 8 | = 14

\binom{n}{k} = \frac{n!}{k!(n-k)!}

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∑_{k=1}^{n} k = n(n+1)/2

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F = G m₁m₂ / r²

∇²n = 0

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\frac{4}{9} \sum_{i=1}^{n} i^{2}

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det| 10 3 ; 0 11 | = 110

∑_{k=1}^{n} k = n(n+1)/2

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E = mc²

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∂x/∂α = 8x

∂α/∂ω = 3α

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det| 9 4 ; 1 10 | = 86

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∇ × E = −∂B/∂t

11t² + 9t + 7 = 0

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d/dt [t^3] = 3t^2

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Fe₂O₃ + 3CO → 2Fe + 3CO₂

\lim_{ω\to 0} \frac{\sin ω}{ω} = 1

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CaCO₃ → CaO + CO₂

8γ² + 1γ + 5 = 0

10x² + 2x + 7 = 0